Question | Answer |
If a trasversal intersects two parallel lines, then corresponding angles are | congruent |
If a trasversal intersects two parallel lines, then alternate interior angles are | congruent |
If a trasversal intersects two parallel lines, then alternate exterior angles are | congruent |
If a trasversal intersects two parallel lines, then same side interior angles are | supplementary |
If a trasversal intersects two parallel lines, then same side exterior angles are | supplementary |
If two lines and a transversal form corresponding angles that are _______________ then the two lines are _______________ | congruent; parallel |
If two lines and a transversal form alternate interior angles that are _______________ then the two lines are _______________ | congruent; parallel |
If two lines and a transversal form alternate exterior angles that are _______________ then the two lines are _______________ | congruent; parallel |
If two lines and a transversal form same side interior angles that are _______________ then the two lines are _______________ | supplementary; parallel |
If two lines and a transversal form same side exterior angles that are _______________ then the two lines are _______________ | supplementary; parallel |
If two lines are parallel to the same line then they are... | parallel to each other |
In a plane, if two lines are perpendicular to the same line, then they are... | parallel to each other |
In a plane, if a line is perpendicular to one of two parallel lines, then it is... | perpendicular to the other |
Two lines that are parallel to each other have slopes that are... | the same |
Two lines that are perpendicular to each other have slopes that are... | negative reciprocals |
If lines itersect then vertical angles... | are congruent |
If two angles are supplements of the same angle (or of congruent angles), then the two angles are... | congruent |
If two angles are complements of the same angle (or of congruent angles), then the two angles are... | congruent |
If two angles are congruent and supplementary, then each is... | a right angle |